package com.dk.interceptor;

import com.dk.pojo.AjaxUser;
import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

public class LoginInterceptor implements HandlerInterceptor {
    @Override
    public boolean preHandle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o) throws Exception {
       /* HttpSession session = httpServletRequest.getSession();
        AjaxUser user = (AjaxUser)session.getAttribute("loginUser");
        if (user == null){
            httpServletResponse.sendRedirect(httpServletRequest.getContextPath() + "/");
            return false;
        }*/
        return true;
    }
     //进入目标方法，执行return之前
    @Override
    public void postHandle(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o, ModelAndView modelAndView) throws Exception {

    }

    @Override
    public void afterCompletion(HttpServletRequest httpServletRequest, HttpServletResponse httpServletResponse, Object o, Exception e) throws Exception {

    }
}
